#ifndef __FF_DECODER_H__
#define __FF_DECODER_H__

#include "../interface/interface_headers.h"

extern "C" {
    #include "libavutil/avstring.h"
    #include "libavformat/avformat.h"
    #include "libswscale/swscale.h"
}

struct FrameData {
    AVFrame* frame {nullptr};
    unsigned long pts {0};
    bool bKeyframe {false};

    FrameData() {
        frame = av_frame_alloc();
    }

    ~FrameData() {
        if (frame) {
            av_frame_free(&frame);
            frame = nullptr;
        }
    }
};

class FFDecoder
{
public:
    FFDecoder(/* args */);
    ~FFDecoder();

    FrameData* Decode(int videoType, char* data, int len, int isKey, uint64_t pts);

private:
    FrameData* ff_decode(int videoType, AVPacket* pkt);

private:
    string m_dec_name;

    AVDictionary *gpu_options {nullptr};
    AVCodecContext* m_pAVCodecCtx {nullptr};
    const AVCodec* m_pAVCodec {nullptr};

    int m_devid {-1};

    int frameW {-1};
    int frameH {-1};
	float m_fps {0.0};
};




#endif      // __FF_DECODER_H__